{
  "manageEntity": {
    "action": "Repost",
    "entityId": "648616916",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa31da2e61a73df15c1ba1099869e0f6094260ee8dc682d205ad58b17b080a6da",
    "signature": "0x39a2623abc4123b33175ade0febd157d4c2236a9ebb5dd6089aeada43cc0c79a7acbb8cc75ccca084350462843840890d66c83ec2335b41ebd7ac0eb25d3df7b1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}