{
  "manageEntity": {
    "action": "Repost",
    "entityId": "523408941",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6cd575b46cd6e389b7165d10d16109277fb2d129f686245a532b44c26d964673",
    "signature": "0x12eb22538362d2bd565d9050609d82462416e6f408e8626f387f7006d22831313c345d2a3d29afa569f24ea60af28886ecb0c069cc023409ac3acdadc583da001b",
    "signer": "0xd708949D0521A856Ca6eB44B4112bAEE59741ADD",
    "userId": "490478463"
  }
}